Base | Representation |
---|---|
bin | 10100101011101111001… |
… | …100000101101010110110 |
3 | 12000212202110210110002221 |
4 | 110223233030011222312 |
5 | 141241412121200004 |
6 | 3004543220552554 |
7 | 204455300526406 |
oct | 24535714055266 |
9 | 5025673713087 |
10 | 1421352131254 |
11 | 4a8879250560 |
12 | 1ab573b5275a |
13 | a405746cc73 |
14 | 4cb18302806 |
15 | 26e8c967354 |
hex | 14aef305ab6 |
1421352131254 has 8 divisors (see below), whose sum is σ = 2325848942088. Its totient is φ = 646069150560.
The previous prime is 1421352131207. The next prime is 1421352131321. The reversal of 1421352131254 is 4521312531241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×14213521312542 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32303457507 + ... + 32303457550.
It is an arithmetic number, because the mean of its divisors is an integer number (290731117761).
Almost surely, 21421352131254 is an apocalyptic number.
1421352131254 is a deficient number, since it is larger than the sum of its proper divisors (904496810834).
1421352131254 is a wasteful number, since it uses less digits than its factorization.
1421352131254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64606915070.
The product of its digits is 28800, while the sum is 34.
Adding to 1421352131254 its reverse (4521312531241), we get a palindrome (5942664662495).
The spelling of 1421352131254 in words is "one trillion, four hundred twenty-one billion, three hundred fifty-two million, one hundred thirty-one thousand, two hundred fifty-four".
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